# Running Races in Marlborough, CT (2026)

> 3 upcoming races in and around Marlborough, Connecticut.

- **Page:** https://runthis.run/races/connecticut/marlborough

## Races

- **[Central CT Open Water Swim](https://runthis.run/event/rs-191759-central-ct-open-water-swim)** — Sun, Sep 27, 2026 · 12:00 AM UTC · Marlborough, CT · 5K
- **[Masquerade 5K](https://runthis.run/event/rs-185014-masquerade-5k)** — Sun, Oct 25, 2026 · 12:00 AM UTC · Marlborough, CT · 5K
- **[Marlborough Lions Club Round The Lake 5K](https://runthis.run/event/rs-179617-marlborough-lions-club-round-the-lake-5k)** — Sun, May 30, 2027 · 12:00 AM UTC · Marlborough, CT · 5K

## Races by distance in Marlborough

- [5K races in Marlborough (3)](https://runthis.run/races/connecticut/marlborough/5k.md)

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Source: [https://runthis.run/races/connecticut/marlborough](https://runthis.run/races/connecticut/marlborough) — data from Run This (runthis.run).